Indole-3-Acetic Acid Pure (IAA)

🌿 Indole-3-Acetic Acid (IAA) – Advanced Usage Guide (All Crops – India Focus)

🔬 Product Overview

Parameter	Details
Product Name	Indole-3-Acetic Acid (IAA)
Category	Auxin (Plant Growth Regulator)
Mode of Action	Cell elongation, root initiation, apical dominance
Recommended Range	10–100 ppm

🌟 Key Benefits

Benefit	Impact
Root Initiation	Faster plant establishment
Cell Elongation	Strong & vigorous growth
Early Growth Boost	Uniform crop stand
Nutrient Uptake	Better efficiency
Flower Initiation Support	Improved reproductive growth

🌱 Crop-wise Application (Stage + DAP – Corrected Format)

Crop	Stage	DAP	Purpose	Dose (gm/acre)*	PPM	Water	Method
🍅 Tomato	Transplanting	0–3 DAP	Root initiation	5–10 gm	25–50 ppm	100–150 L	Drench
	Early Vegetative	15–25 DAP	Growth boost	10–15 gm	50–75 ppm	150–200 L	Foliar
🌶️ Chilli	Early Vegetative	10–20 DAP	Root + shoot growth	10 gm	50 ppm	150 L	Foliar
🍆 Brinjal	Early Vegetative	15–25 DAP	Plant vigor	10–15 gm	50–75 ppm	150 L	Foliar
🥒 Cucumber	Early Vegetative	10–20 DAP	Vine growth	10 gm	50 ppm	150 L	Foliar
🍉 Watermelon	Early Vegetative	10–20 DAP	Vine elongation	10–15 gm	50–75 ppm	150 L	Foliar
🌾 Wheat	Early Growth	15–25 DAP	Seedling vigor	5–10 gm	25–50 ppm	150–200 L	Foliar
🌽 Maize	Early Growth	15–25 DAP	Root strength	5–10 gm	25–50 ppm	150–200 L	Foliar
🌿 Sugarcane	Early Vegetative	30–45 DAP	Root development	10–15 gm	50–75 ppm	200 L	Drench
🍇 Grapes	Vegetative / Pre-Flowering	Before flowering	Growth regulation	15–20 gm	50–75 ppm	200 L	Foliar
🍌 Banana	Vegetative	30–60 DAP	Leaf & plant growth	15–20 gm	50–75 ppm	200 L	Foliar
🧅 Onion	Early Vegetative	20–30 DAP	Root & bulb initiation	5–10 gm	25–50 ppm	150 L	Foliar
🥔 Potato	Early Vegetative	20–30 DAP	Root & tuber base	10–15 gm	50–75 ppm	150–200 L	Foliar
🫘 Soybean	Early Vegetative	20–30 DAP	Root growth	10 gm	50 ppm	150 L	Foliar
🌻 Sunflower	Early Vegetative	15–25 DAP	Root & stem growth	10–15 gm	50–75 ppm	150–200 L	Foliar
🥜 Groundnut	Early Vegetative	15–25 DAP	Root development	10 gm	50 ppm	150 L	Foliar
🌸 Cotton	Early Vegetative	25–35 DAP	Root establishment	10–15 gm	50–75 ppm	200 L	Foliar
🌿 Tea/Coffee	Active Growth (Flush)	Flush stage	Shoot growth	15–20 gm	50–75 ppm	200 L	Foliar

💧 PPM Conversion (Accurate)

Dose	PPM
0.1 gm / 10 L	10 ppm
0.5 gm / 10 L	50 ppm
1 gm / 10 L	100 ppm

⚙️ Application Guidelines

Parameter	Recommendation
Spray Time	Morning / Evening
Interval	10–15 days
Sprays	1–2 only
Stage Focus	Early stage only
Stability	Use immediately after mixing

🔗 Compatibility Chart

Input	Compatibility	Remark
Fertilizers	✅ Compatible	Improves uptake
Micronutrients	✅ Compatible	Better efficiency
Biostimulants	✅ Good	Amino/seaweed ok
Humic Acid	✅ Compatible	Root synergy
IBA/NAA	⚠️ Avoid mixing	Similar auxin
6-BA	⚠️ Separate use	Opposite hormone
Pesticides	⚠️ Jar test	Required
Alkaline	❌ Avoid	Degradation risk

🌟 Additional Expert Suggestions

Topic	Recommendation
Best Stage	Early vegetative
Stability	Prepare fresh solution
Overdose	Causes abnormal growth
Response Time	5–7 days

⚠️ Precautions

Do’s	Don’ts
Use fresh solution	Do not store
Use low ppm	Avoid high dose
Spray in low light	Avoid sunlight

📌 Important Advisory

👉 “IAA is a highly sensitive plant growth regulator. Use only as per recommended dosage and immediately after preparation. For best results, consult an agronomist or agricultural expert before use.”